2217939

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{277}}^1$

素因数の和:454

約数の個数: 16

約数和(自身を含む): 3162528

約数和(自身を除く): 944589

約数列:

[1, 3, 17, 51, 157, 277, 471, 831, 2669, 4709, 8007, 14127, 43489, 130467, 739313, 2217939]

約数ペア:

[(1, 2217939), (3, 739313), (17, 130467), (51, 43489), (157, 14127), (277, 8007), (471, 4709), (831, 2669)]